Problem C. 1289. (April 2015)

C. 1289. We have 5 five-forint coins, 10 ten-forint coins and 20 twenty-forint coins (HUF, Hungarian currency). In how many different ways can we pay 500 forints with these coins?

(5 pont)

Deadline expired on May 11, 2015.

Statistics:

156 students sent a solution.
5 points:	113 students.
4 points:	13 students.
3 points:	6 students.
2 points:	4 students.
1 point:	16 students.
0 point:	4 students.

Problems in Mathematics of KöMaL, April 2015